Quantitative Developer (Python) – Quantitative Investment Firm – NYC – Up to $500k TC

Quantitative Developer – Python - Quantitative Investment Firm – NYC – Up to $500k TC

Join a high-performing investment firm with a global footprint and a deeply collaborative culture, where you'll build the next generation of risk analytics infrastructure from the ground up.

We are hiring a Senior Python Developer to join a lean, high-impact Risk Technology team as an individual contributor. This is a newly created role due to increased project demand and the success of internally developed tools. You’ll work closely with risk managers and investment professionals to design and scale core systems that support portfolio-level risk attribution, exposure analytics, and performance reporting.

Key Responsibilities:

• Design, build, and optimize high-performance systems to process massive datasets for real-time and batch analytics.
• Develop internal tools for risk attribution, PnL decomposition, and exposure reporting.
• Collaborate directly with risk managers and other stakeholders to translate requirements into scalable software systems.
• Maintain and evolve the infrastructure supporting firmwide risk reporting at the board and portfolio level.

Required Technical Skills:

• Deep Python expertise, particularly around performance optimization, memory management, and multi-threading.
• Strong foundation in data structures, algorithms, and memory models.
• Ideally, experience with Java, C++, or C# to complement lower-level computing knowledge.
• Demonstrated ability to solve complex technical problems from first principles (not reliant on ChatGPT or rote memorization).

Preferred Background:

• Experience from high-performance trading firms, quant shops, or HFTs (e.g., top-tier hedge funds or tech-driven trading firms).
• Strong CS fundamentals, with a track record of building complex, performant systems end-to-end.
• Background in technical competitions, open-source projects, or academic excellence in technical domains a strong plus.

Why Join?

• Work on mission-critical systems alongside a small, elite engineering team with high visibility across the firm.
• Enjoy the flexibility to shape the architecture and drive innovation from the ground up.
• Hybrid NYC-based model with optional access to satellite offices and a high degree of ownership.

If you’re a hands-on builder who thrives on complex technical challenges and wants to drive innovation in a flat, collaborative environment—apply now.